title: Preliminary report on beta-lactamase isoenzymes of clinical isolates of Pseudomonas aeruginosa and carbenicillin-resistance.
mesh_terms: D002228:Carbenicillin / Q000494:pharmacology*; D006801:Humans; D007527:Isoenzymes / Q000032:analysis*; D010403:Penicillin Resistance; D011550:Pseudomonas aeruginosa / Q000187:drug effects / Q000201:enzymology* / Q000302:isolation & purification; D001618:beta-Lactamases / Q000032:analysis*
chemical_list: D007527:Isoenzymes; D001618:beta-Lactamases; D002228:Carbenicillin